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Benzene on nitration gives nitrobenzene ...

Benzene on nitration gives nitrobenzene in presence of `HNO_(3) and H_(2)SO_(4)` mixture, where:

A

both `H_(2)SO_(4) and HNO_(3)` act as an acids

B

both `H_(2)SO_(4) and HNO_(3)` act as a bases

C

`HNO_(3)` acts as an acid and `H_(2)SO_(4)` acts as a base

D

`HNO_(3)` acts as a base and `H_(2)SO_(4)` acts as an acid

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